- Fix empty device status.

usr/local/lib/network.bash

@@ -1009,7 +1009,10 @@ network_status()
 	do
             network_src_tab_get ${src_id}
 	    
-	    echo ${src_device}
+	    if [[ "${src_device}" != "" ]]
+            then
+	        echo ${src_device}
+            fi
 	done | sort -u
 
 	echo "DST"
@@ -1017,7 +1020,10 @@ network_status()
 	do
             network_dst_tab_get ${dst_id}
 	    
-	    echo ${dst_device}
+	    if [[ "${dst_device}" != "" ]]
+            then
+	        echo ${dst_device}
+            fi
 	done | sort -u
     ) | while read entry
     do